LEADER 00000nam 2200193 a 4500 001 0017892 003 UkHlHU 007 t 008 002305 0 1976 000 eng 040 UkHlHU 050 4 BF 76.5 R8 100 0 Rosenthal, Robert,|d1933- 245 00 Experimenter effects in behavioral research. 250 Enl. ed. 260 New York :|bIrvington,|c1976. 300 0000p. 946 020 absent -- ISBN check required 946 300 data invalid 946 6XX absent
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